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What Automatic Resource Management alternatives exist for Scala?
...ou write this for Scala 2.12? Here is a similar using method: def using[A <: AutoCloseable, B](resource: A) (block: A => B): B = try block(resource) finally resource.close()
– Mike Slinn
Jul 9 '19 at 0:51
...
design a stack such that getMinimum( ) should be O(1)
...it's okay :)
using System.Collections.Generic;
public class FastMinStack<T>
{
private readonly Stack<T> stack = new Stack<T>();
// Could pass this in to the constructor
private readonly IComparer<T> comparer = Comparer<T>.Default;
private T currentMin...
ASP.NET MVC Razor pass model to layout
...ave 2 solutions: a generic model for the layout so i can use MyLayoutModel<MyViewModel> for the view model, using RenderPartial with MyViewModel only in the layout. Or partially render the parts of the page using RenderAction for static cached parts and ajax calls for dynamic parts. But i pref...
Select all DIV text with single mouse click
...veAllRanges();
window.getSelection().addRange(range);
}
}
<div id="selectable" onclick="selectText('selectable')">http://example.com/page.htm</div>
Now you have to pass the ID as an argument, which in this case is "selectable", but it's more global, allowing you to...
How to make an ng-click event conditional?
... does not work on anything except form controls, so you can't use it with <a>, but you can use it with <button> and style it as link.
Another way is to use lazy evaluation of expressions like isDisabled || action() so action wouold not be called if isDisabled is true.
Here goes both so...
Usage of __slots__?
...attributes you expect your object instances to have, with the expected results:
faster attribute access.
space savings in memory.
The space savings is from
Storing value references in slots instead of __dict__.
Denying __dict__ and __weakref__ creation if parent classes deny them and you declare ...
Wait for a void async method
...
private async void SomeFunction()
{
var x = await LoadBlahBlah(); <- Function is not paused
//rest of the code get's executed even if LoadBlahBlah() is still executing
}
private async Task<T> LoadBlahBlah()
{
await DoStuff(); <- function is paused
await DoMoreStu...
Is there a CSS selector by class prefix?
...ficant space character. This checks any other classes after the first if multiple classes are specified, and adds a bonus of checking the first class in case the attribute value is space-padded (which can happen with some applications that output class attributes dynamically).
Naturally, this also...
How to extract custom header value in Web API message handler?
...
Try something like this:
IEnumerable<string> headerValues = request.Headers.GetValues("MyCustomID");
var id = headerValues.FirstOrDefault();
There's also a TryGetValues method on Headers you can use if you're not always guaranteed to have access to the h...
Log4net does not write the log in the log file
...g XmlConfigurator.Configure() will make log4net look for configuration in <app.exe>.config or web.config. BasicConfigurator.Configure will (according to SDK docs): "Initializes the log4net logging system using a ConsoleAppender that will write to Console.Out."
– Andreas P...